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1 of 8
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Lesson
Practice
Choose a trigonometric ratio
DIFFICULTY
intro
standard
challenge
exam
QUESTION TYPE
Mix of all
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Side-pair diagram 1
Side-pair diagram 2
Side-pair diagram 3
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Mix of all
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Question 1 of 8
No calculator
Triangle RPQ. Right angle at Q; marked acute angle theta at R. RP = 20 cm, PQ = x cm. Not to scale.
20 cm
x cm
R
P
Q
θ
Triangle RPQ. Not to scale
1 mark
Which ratio uses the given and wanted sides?
Sine
Cosine
Tangent
CHECK
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